890753630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2297}}^1$

素因数の和:2493

約数の個数: 64

約数和(自身を含む): 1829943360

約数和(自身を除く): 939189730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 157, 190, 247, 314, 494, 785, 1235, 1570, 2041, 2297, 2470, 2983, 4082, 4594, 5966, 10205, 11485, 14915, 20410, 22970, 29830, 29861, 38779, 43643, 59722, 77558, 87286, 149305, 193895, 218215, 298610, 360629, 387790, 436430, 567359, 721258, 1134718, 1803145, 2836795, 3606290, 4688177, 5673590, 6851951, 9376354, 13703902, 23440885, 34259755, 46881770, 68519510, 89075363, 178150726, 445376815, 890753630]

約数ペア:

[(1, 890753630), (2, 445376815), (5, 178150726), (10, 89075363), (13, 68519510), (19, 46881770), (26, 34259755), (38, 23440885), (65, 13703902), (95, 9376354), (130, 6851951), (157, 5673590), (190, 4688177), (247, 3606290), (314, 2836795), (494, 1803145), (785, 1134718), (1235, 721258), (1570, 567359), (2041, 436430), (2297, 387790), (2470, 360629), (2983, 298610), (4082, 218215), (4594, 193895), (5966, 149305), (10205, 87286), (11485, 77558), (14915, 59722), (20410, 43643), (22970, 38779), (29830, 29861)]